2 dnl Copyright (C) 2000-2002, 2004, 2009, 2010 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 # Test for the GNU C Library, version 2.0 or newer.
12 AC_CACHE_CHECK(whether we are using the GNU C Library 2 or newer,
14 [AC_EGREP_CPP([Lucky GNU user],
17 #ifdef __GNU_LIBRARY__
23 ac_cv_gnu_library_2=yes,
24 ac_cv_gnu_library_2=no)
28 GLIBC2="$ac_cv_gnu_library_2"